crack whore vs drug addict

crack whore

noun
  • A person addicted to crack cocaine who finances the habit through prostitution. 

  • Any sexually promiscuous or adulterous woman. 

drug addict

noun
  • A person with a chemical or psychological dependency on a drug, especially one which is illegal or improperly procured. 

How often have the words crack whore and drug addict occurred in a corpus of books? (source: Google Ngram Viewer )